85037440

素因数分解:

$2^7\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1$

素因数の和:204

約数の個数: 128

約数和(自身を含む): 218116800

約数和(自身を除く): 133079360

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 46, 53, 64, 80, 92, 106, 109, 115, 128, 160, 184, 212, 218, 230, 265, 320, 368, 424, 436, 460, 530, 545, 640, 736, 848, 872, 920, 1060, 1090, 1219, 1472, 1696, 1744, 1840, 2120, 2180, 2438, 2507, 2944, 3392, 3488, 3680, 4240, 4360, 4876, 5014, 5777, 6095, 6784, 6976, 7360, 8480, 8720, 9752, 10028, 11554, 12190, 12535, 13952, 14720, 16960, 17440, 19504, 20056, 23108, 24380, 25070, 28885, 33920, 34880, 39008, 40112, 46216, 48760, 50140, 57770, 69760, 78016, 80224, 92432, 97520, 100280, 115540, 132871, 156032, 160448, 184864, 195040, 200560, 231080, 265742, 320896, 369728, 390080, 401120, 462160, 531484, 664355, 739456, 780160, 802240, 924320, 1062968, 1328710, 1604480, 1848640, 2125936, 2657420, 3697280, 4251872, 5314840, 8503744, 10629680, 17007488, 21259360, 42518720, 85037440]

約数ペア:

[(1, 85037440), (2, 42518720), (4, 21259360), (5, 17007488), (8, 10629680), (10, 8503744), (16, 5314840), (20, 4251872), (23, 3697280), (32, 2657420), (40, 2125936), (46, 1848640), (53, 1604480), (64, 1328710), (80, 1062968), (92, 924320), (106, 802240), (109, 780160), (115, 739456), (128, 664355), (160, 531484), (184, 462160), (212, 401120), (218, 390080), (230, 369728), (265, 320896), (320, 265742), (368, 231080), (424, 200560), (436, 195040), (460, 184864), (530, 160448), (545, 156032), (640, 132871), (736, 115540), (848, 100280), (872, 97520), (920, 92432), (1060, 80224), (1090, 78016), (1219, 69760), (1472, 57770), (1696, 50140), (1744, 48760), (1840, 46216), (2120, 40112), (2180, 39008), (2438, 34880), (2507, 33920), (2944, 28885), (3392, 25070), (3488, 24380), (3680, 23108), (4240, 20056), (4360, 19504), (4876, 17440), (5014, 16960), (5777, 14720), (6095, 13952), (6784, 12535), (6976, 12190), (7360, 11554), (8480, 10028), (8720, 9752)]